英语构词法复习课件

1、英语构词法 Words Building1.When are you going to write about environmental education?2.If we dont, the future is hopeless.3.Its wasteful to throw away paper and metal.3.Reuse means “use again”.4.Every class collects reusable waste. General introductionClassify wordsCompounding (有两个或更多的词合成一个词)Derivation (

2、在词根上加上前、后缀构成另外一个词)prefixsuffixConversion (将一种词性转化成另一种词性)Classify:classroom freedom darkest place invitation lock everyday riverside loneliestupstairs hopeful careless clean walk合成词(有两个或更多的词合成一个词):派生词(在词根上加上前、后缀构成另外一个词):转化词(将一种词性转化成另一种词性): classroom everyday riverside upstairs freedom darkest invitat

3、ion loneliest hopeful carelessplace lock clean walk合成(Compounding)有两个或更多的词合成一个词加前缀： happy - unhappy 加后缀： enjoy - enjoybale既加前缀又加后缀： health -unhealthy派生词（derivation） 派生法（Derivation）-词缀法1. 前缀:Re-Rewrite, return, reuse(重新)dis- （不）disagree , dislike , disappearsupermarket, supermansuper- （超级）in/im- （不）i

4、ncorrect impossible常见的后缀1.名词后缀 ：-er-or-tion-mentteacher, workervisitor, actor education, pollutiondevelopment, movement-ity-ist-hood-ion名词后缀 ：ability, possibility pianist, artist childhood, neighbourhood action, solution, 常见的后缀2.形容词后缀：-ous-ful-able-ant, -ent-ydangerous, humoroushelpful, carefulcomfo

5、rtable, important, excellent sunny windy-ern-en-(a)n-ly -less -aleastern southern golden wooden American Australianfriendly lovely Careless homelessnatural national 3. 副词性的词缀：-lyquickly, softly, yearly 转化法（Conversion）tasten. 味道v.尝起来It has a good taste.It tastes very good.record n.记录v. 记录He broke the

6、 record.He likes to record something while reading a book. water ，break，watch，boat， cook , open；clean, light; orange； play, colourWhat are the meanings of theseWords?直击中考题型：1、单项选择2、单词分类3、用词的正确形式填空4、完形填空5、短文填空1、单项选择37We believe that we can hold the Beijing 2008 Olympic Games _ ASuccessful Bsuccessful

7、ly Csuccess Dsucceed2、单词分类 Acalling Boften Cscientific Dfantastic Ehelping Fusually42Thank you for _ me43They _ play basketball after school44The invention is very _BAEBFCD用词的正确形式填空 94Guangxi organized some _ teams to leave for Wenchuan to help the people there （medicine） 87Are you Canadian? NoI am

8、_（ Australia） 93Who lives _ from the school Sam，Amy or Linda? Linda（far ） Australianfarthestmedicial短文填空Dolphins are 71._ (interest) animals and researchers find them smart to watch. They72._ (have) no hands，but can use toolsto solve problems，just like us. There is no evidence that dolphins have a language of their own，but they can understand many sign 73._(language). They can respond(反应) quite74._ (correct) and quickly. Dolphins live in a very different world， but theyare good at 75._ (do) our “intelligent(智能的) tests”.interestinghavelanguagescorrectl